152 Bulletin, Vanderhilt Marine Museum, Vol. II 



The ambulatories are long and rather strong ; the nieral joint of the 

 first and second pairs extend beyond the carapace; the carpal and 

 propodal joints are short, subequal, stout; the dactyl is acuminate 

 with a median longitudinal groove on the lateral faces ; there is a fine 

 short fringe of setae on the lateral margins of the meral, carpal, pro- 

 podal and dactylar joints. 



Synonymy. — Cancer amaenus Herbst, Naturgh., Krabben und 

 Krebse, vol. 3, pt. 1, p. 64, pi. 49, fig. 3, 1799.— S. I. Smith, 

 Kept. U. S. Fish. Comm. for 1885, p. 630, issued 1886.— Whit- 

 eaves, Catal. Marine Invert. Eastern Canada, publ. in Geol. Surv. 

 of Canada, 1901, p. 261. 



Cancer irroratus Say, Journ. Acad. Nat. Sci. Phila., vol. 1, pt. 1, p. 

 59, pi. 4, fig. 2, 1817.— S. I. Smith, Kept. U. S. Fish. Comm., vol. 

 1, 1871-72, p. 546, issued 1873.— Kingsley, Proc. Acad. Nat. Sci. 

 Phila., 1878, p. 546. — S. I. Smith, Trans. Conn. Acad. Arts and 

 Sci., vol. V, p. 38, 1879.— Kingsley, Proc. Acad. Nat. Sci. Phila. 

 1879, p. 39.— S. I. Smith, Proc. U. S. Nat. Mus., vol. VI, p. 15 

 1883.— Kingsley, Standard Nat. Hist., vol. II, p. 62, 1884.— R 

 Rathbun, Rept. Fisheries Industry U. S., vol. 1, p. 766, pi. 260 

 figs. 1-3, 1884.— MiERS, Rept. Voy. ''Challenger" Zool., vol. 17, p 

 110, 1886.— S. I. Smith, Rept. U. S. Fish. Comm., vol. 13, p. 630 

 1885, issued 1887.— Leidy, Proc. Acad. Nat. Sci. Phila., 1888, p 

 333. — Heilprin, Ann. Life of Our Seashore, p. 85, pi. 6, fig. 1 

 1888.— Stebbing, Hist. Recent Crust. (Int. Sci. Ser. LXXIV), p 

 58, 1893.— M. J. Rathbun, Amer. Nat., vol. 34, p. 134, 1900 

 Occas. Papers Boston Soc. Nat. Hist., vol. 7, p. 9, 1905. — Paul- 

 mier, 58th Ann. Rept. N. Y. State Mus., vol. 4, 1904, p. 139, fig. 

 issued 1905.— Mayer, Seashore Life, p. 102, fig. 71, 1906.— 

 Fowler, Rept. New Jersey State Museum, 1911, p. 430, pis. 134 

 and 135, issued 1912. — Bouvier, Results Sci. Campagne du Prince 

 Monaco, Fasc. LXII, p. 60. — Sumner, et al.. Bull. U. S. Bur. 

 Fish., vol. 31, pt. 2, p. 671, 1918.— Hay and Shore, Bull. U. S. 

 Fish. Comm., vol. 35, p. 435, pi. 35, fig. 1, 1918. 



Platycarcinus irroratus H. Milne Edwards, vol. 1, p. 414, 1834. — 

 De Kay, N. Y. Fauna, Crust., vol. 6, p. 7, 1844. — Gibbes, Proc. 

 Acad. Nat. Sci. Phila., 1850, p. 24. — Leidy, Journ. Acad. Nat. Sci. 

 Phila. (2), vol. 3, p. 149, 1855.— Vereill, Rept. U. S. Fish. 

 Comm., vol. 1, 1871-72, p. 312 and p. 530, pi. 8, fig. 37, issued 1873. 



Cancer sayi DeKay, I.e., p. 7. — Leidy, I.e., p. 150. 



